CN219553309U - Outdoor wear-resistant coaxial cable - Google Patents

Abstract

The utility model discloses an outdoor wear-resistant coaxial cable, and relates to the technical field of cables. This outdoor stand wear and tear coaxial cable, including the cable body, the cable body includes well core, sinle silk subassembly, radiator unit and outer protection subassembly respectively, through well core and spacer, can increase the pliability of cable body, make the cable body when bending, have reset performance, simultaneously because of the heat absorption strip annular spiral in the surface on first insulating temperature resistant layer, also possess elastic strength when it absorbs heat, make under the joint cooperation of heat absorption strip and well core, further improve the pliability of cable body self, prevent that the cable body from receiving the damage of bending and causing sinle silk spare, through the separation piece, under the combined action of heat absorption conducting bar and heat absorption strip, can carry out the auxiliary discharge with the heat of accumulating in the first insulating temperature resistant layer, then prevent to cause the cable body upper part impaired because of the heat is too high in the first insulating temperature resistant layer.

Description

Outdoor wear-resistant coaxial cable

Technical Field

The utility model belongs to the technical field of cables, and particularly relates to an outdoor wear-resistant coaxial cable.

Background

Coaxial cable is a wire and signal transmission line, and is useful for the transmission of analog and digital signals, and is suitable for a wide variety of applications, the most important of which is cable television transmission, long distance telephone transmission, short distance connections between computer systems, and local area networks.

In the erection work of the electric wire and the signal transmission line, a coaxial cable is often used, and in the existing coaxial cable used outdoors, the wear resistance and oxidation resistance are poor, such as the coaxial cable disclosed in chinese patent application No. 202022587721.0, including: the wire, the first insulating layer, the first shielding layer, the second shielding layer and the sheath are sequentially arranged around the wire; the first shielding layer is a double-sided self-adhesive aluminum foil, the sheath is formed by chlorinated polyethylene elastomer material, and the thickness is 0.75mm;

this coaxial cable makes coaxial cable have the wearability through sheath self wear resistance mainly, if at the in-process of installation, it is when carrying out unwrapping wire pulling to coaxial cable, easily make coaxial cable and ground and other barrier contact, can cause a wearing and tearing to coaxial cable then, and coaxial cable if when meetting comparatively sharp barrier, very easily cause sharp barrier to scratch coaxial cable and appear the damage, cause communication unstable, and at the in-process of installation, if meet bending also easily cause coaxial cable to be impaired, current coaxial cable is an inner core generally simultaneously, if it damages then easily causes communication interruption, there is certain drawback, coaxial cable's practicality has been reduced.

Disclosure of Invention

The utility model aims to provide an outdoor wear-resistant coaxial cable so as to solve the technical problems in the background technology.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: an outdoor abrasion resistant coaxial cable comprising:

the cable comprises a cable body, wherein the cable body comprises a middle core, a wire core assembly, a heat dissipation assembly and an outer protection assembly, the wire core assembly is arranged on the outer side of the middle core, the heat dissipation assembly is arranged on the outer side of the wire core assembly, and the outer protection assembly is arranged on the outer side of the heat dissipation assembly;

the outer protection component comprises a wear-resistant layer, an antioxidant layer is sleeved on the inner surface of the antioxidant layer, and a protective layer is sleeved on the inner surface of the antioxidant layer; the inner surface of the reinforcing layer is sleeved with a reinforcing layer for the outer protection wear prevention work of the middle reinforcing core.

Preferably, the outer surface of the middle core is sleeved with a spacer bush, the middle core is made of elastic materials, and the outer surface of the cable body is provided with a winding disc.

Preferably, the outer surface of the middle core is provided with a first insulation temperature-resistant layer, the outer surface of the first insulation temperature-resistant layer is provided with a first insulation temperature-resistant layer, and the inner surface of the first insulation temperature-resistant layer is provided with a filling layer, and the outer surfaces of the core assembly and the middle core are filled with the filling layer.

Preferably, the wire core assembly comprises a wire core piece, and the outer surface of the wire core piece is sequentially provided with a PE insulating piece, an aluminum foil layer, a copper wire layer and a PVC outer protective layer.

Preferably, the heat dissipation assembly comprises a blocking piece and a heat absorption strip respectively, the outer surface of the blocking piece is adhered with a rubber sheath, and the inner cavity of the blocking piece is provided with the heat absorption guide strip in a penetrating way.

Preferably, the outer surface of the wear-resistant layer is coiled with wear-resistant bulges in an annular mode, and the wear-resistant bulges and the wear-resistant layer are integrally formed.

The outdoor wear-resistant coaxial cable has the following advantages:

1. this outdoor stand wear and tear coaxial cable through well increase core and spacer, can increase the pliability of cable body to this makes the cable body when bending, can have the performance that resets, simultaneously because of the heat absorption strip annular spiral in the surface on first insulating temperature resistant layer, when it absorbs heat, also possess certain elastic strength for under the heat absorption strip and the common cooperation of well increase core, further improve the pliability of cable body self, prevent that the cable body from receiving the damage of bending and causing the sinle silk spare.

2. This outdoor stand wear-resisting coaxial cable under the combined action of separation spare, heat absorption conducting bar and heat absorption strip, can carry out the auxiliary discharge with the heat of first insulating heat-resistant in situ accumulation, prevent then that the heat is too high in the heat-resistant in the first insulating, cause the cable body upper member impaired, through designing a plurality of sinle silk subassemblies, can prevent that single sinle silk subassembly from damaging can't continue to keep signal transmission, under wearing layer on outer protection subassembly, reinforcing layer and wear-resisting bellied combined action, can improve the wear resistance of cable body self by a wide margin, make the cable body be difficult for wearing and tearing and sharp object scratch and damage, and the material of reinforcing layer can carry out reasonable choice when processing, further make the cable body under specific environment, improve self performance, finally effectually protect the cable body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A of FIG. 1 according to the present utility model;

fig. 3 is a schematic front view of the cable body structure of the present utility model;

FIG. 4 is a schematic front view of the cable core assembly of the present utility model;

fig. 5 is a schematic perspective view of a partial structure of a cable body according to the present utility model;

fig. 6 is a partially cut-away perspective exploded view of the outer shield assembly of the present utility model.

The figure indicates:

10. a cable body; 11. adding a core; 111. a spacer bush; 12. a first insulating temperature-resistant layer; 13. a wire core assembly; 131. a core member; 132. a PE insulator; 133. an aluminum foil layer; 134. copper wire layer; 135. a PVC outer sheath; 14. a heat dissipation assembly; 141. a barrier; 1411. a rubber sheath; 142. a heat absorbing guide bar; 143. a heat absorbing strip; 15. a second insulating heat-resistant layer; 16. an outer shield assembly; 161. a wear-resistant layer; 162. an oxidation resistant layer; 163. adding a protective layer; 164. a reinforcing layer; 165. wear-resisting bulges; 17. a filling layer; 20. and (5) rolling the reel.

Description of the embodiments

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

For a better understanding of the objects, structure and function of the present utility model, an outdoor abrasion-resistant coaxial cable according to the present utility model is described in further detail below with reference to the accompanying drawings.

As shown in fig. 1-6, an outdoor abrasion-resistant coaxial cable of the present utility model comprises: the cable comprises a cable body 10, wherein the cable body 10 respectively comprises a middle core 11, a wire core assembly 13, a heat dissipation assembly 14 and an outer protection assembly 16, the wire core assembly 13 is arranged on the outer side of the middle core 11, the heat dissipation assembly 14 is arranged on the outer side of the wire core assembly 13, and the outer protection assembly 16 is arranged on the outer side of the heat dissipation assembly 14; the outer protection component 16 comprises a wear-resistant layer 161, wherein an antioxidant layer 162 is sleeved on the inner surface of the wear-resistant layer 161, an antioxidant layer 162 is sleeved on the inner surface of the antioxidant layer 162, and a protective layer 163 is sleeved on the inner surface of the antioxidant layer 162; the inner surface of the reinforcing layer 163 is sleeved with a reinforcing layer 164 for protecting the outer core 11 from abrasion.

Further, a spacer 111 is sleeved on the outer surface of the middle core 11, the middle core 11 is made of elastic material, and a winding disc 20 is arranged on the outer surface of the cable body 10;

illustratively, to increase the compactness of the inner surface of the spacer 111, the inner surface of the spacer 111 is filled with asbestos, and the cable body 10 is annularly wound on the surface of the winding disc 20;

further, a first insulating and temperature-resistant layer 12 is arranged on the outer surface of the middle core 11 and positioned on the outer surface of the wire core assembly 13, a second insulating and temperature-resistant layer 15 is arranged on the outer surface of the first insulating and temperature-resistant layer 12, and a filling layer 17 is filled on the inner surface of the first insulating and temperature-resistant layer 12 and positioned on the outer surfaces of the wire core assembly 13 and the middle core 11;

illustratively, the first insulating and temperature-resistant layer 12 and the second insulating and temperature-resistant layer 15 are both cross-linked polyethylene foam materials;

illustratively, the material of the filling layer 17 is glass fiber, which is made into glass balls or rods with the diameter of 20mm by using molten glass, and then is heated and remelted in various ways to obtain very fine fibers with the diameter of 3-80 mu m;

further, the wire core assembly 13 includes a wire core member 131, and a PE insulating member 132, an aluminum foil layer 133, a copper wire layer 134 and a PVC outer sheath 135 are sequentially disposed on an outer surface of the wire core member 131;

illustratively, copper wire layer 134 is woven from copper wire;

further, the heat dissipation assembly 14 includes a blocking member 141 and a heat absorbing strip 143, the outer surface of the blocking member 141 is adhered with a rubber sheath 1411, and the inner cavity of the blocking member 141 is provided with the heat absorbing strip 142 in a penetrating manner;

illustratively, the blocking member 141 is disposed on the inner surface of the first insulating and temperature-resistant layer 12, the heat absorbing strip 143 is disposed on the opposite side of the first insulating and temperature-resistant layer 12 and the second insulating and temperature-resistant layer 15, and the heat conducting end of the heat absorbing strip 143 penetrates to the outer surface of the second insulating and temperature-resistant layer 15;

illustratively, one end of the blocking member 141 penetrates through the inner cavity of the spacer 111, the other end of the blocking member 141 penetrates through the outer surface of the first insulating and temperature-resistant layer 12, and the connection parts between the blocking member 141 and the spacer 111 and the first insulating and temperature-resistant layer 12 are respectively subjected to sealing and insulating treatment;

further, the outer surface of the wear-resistant layer 161 is annularly coiled with wear-resistant protrusions 165, and the wear-resistant protrusions 165 and the wear-resistant layer 161 are integrally formed;

illustratively, the wear-resistant layer 161 and the wear-resistant protrusions 165 are made of wear-resistant rubber;

illustratively, the material of the oxidation resistant layer 162 is graphite fibers;

illustratively, according to environmental characteristics, the material of the protective layer 163 is a dry protective layer in a rainy and humid environment, the material of the protective layer 163 is a corrosion resistant protective layer in a corrosive environment, the material of the protective layer 163 is a high temperature resistant melting resistant protective layer in a high temperature environment, the material of the protective layer 163 is a wear resistant protective layer in an environment easy to be worn, and the material of the protective layer 163 is processed according to environmental factors;

illustratively, the material of the reinforcing layer 164 is a braid of metal strips.

The working principle of the outdoor wear-resistant coaxial cable is as follows: when paying off the whole cable body 10, under the effect of well increase core 11, can increase the holistic softness performance of cable body 10, and wearing layer 161 on the outer protective component 16, reinforcing layer 164 and wear-resisting protruding 165 can improve the wear resistance of cable body 10 by a wide margin, make cable body 10 wear and tear in the installation of cable body 10 meet friction and sharp barrier and all be difficult for, and the PVC outer sheath 135 of core piece 131 surface also can protect wire core piece 131, and the heat absorption conducting bar 142 in the radiating component 14 can export the heat in the first insulating refractory layer 12 to heat absorption bar 143 through the barrier 141, the same heat absorption bar 143 can absorb the heat on first insulating refractory layer 12 surface, and export outside the second insulating refractory layer 15, finally effectually carry out the heat dissipation protection to the inside part of cable body 10, strengthen the holistic stability of cable body 10, and under the combined action of first insulating refractory layer 12 and second insulating refractory layer 15, increase the insulating properties of cable body 10 itself, further improve the cable body's own severe performance, make cable 10 can use life in outdoor use in the cable 10.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. An outdoor abrasion-resistant coaxial cable, comprising:

the cable comprises a cable body (10), wherein the cable body (10) comprises a middle core (11), a wire core assembly (13), a heat dissipation assembly (14) and an outer protection assembly (16), the wire core assembly (13) is arranged on the outer side of the middle core (11), the heat dissipation assembly (14) is arranged on the outer side of the wire core assembly (13), and the outer protection assembly (16) is arranged on the outer side of the heat dissipation assembly (14);

the outer protection component (16) comprises a wear-resistant layer (161), wherein an antioxidant layer (162) is sleeved on the inner surface of the wear-resistant layer (161), the antioxidant layer (162) is sleeved on the inner surface of the antioxidant layer (162), and a protective layer (163) is sleeved on the inner surface of the antioxidant layer (162); the inner surface of the reinforcing layer (163) is sleeved with a reinforcing layer (164) for outer protection and wear prevention of the middle reinforcing core (11).

2. An outdoor abrasion resistant coaxial cable according to claim 1, wherein: the outer surface of the middle core (11) is sleeved with a spacer bush (111), the middle core (11) is made of elastic materials, and the outer surface of the cable body (10) is provided with a winding disc (20).

3. An outdoor abrasion resistant coaxial cable according to claim 1, wherein: the outer surface of well increase core (11) and be located the surface of sinle silk subassembly (13) and be provided with first insulating temperature resistant layer (12), the surface of first insulating temperature resistant layer (12) is provided with second insulating temperature resistant layer (15), the internal surface of first insulating temperature resistant layer (12) just is located the surface of sinle silk subassembly (13) and well increase core (11) and is filled with filling layer (17).

4. An outdoor abrasion resistant coaxial cable according to claim 1, wherein: the wire core assembly (13) comprises a wire core piece (131), and a PE insulating piece (132), an aluminum foil layer (133), a copper wire layer (134) and a PVC outer protective layer (135) are sequentially arranged on the outer surface of the wire core piece (131).

5. An outdoor abrasion resistant coaxial cable according to claim 1, wherein: the heat dissipation assembly (14) comprises a blocking piece (141) and a heat absorption strip (143) respectively, a rubber sheath (1411) is adhered to the outer surface of the blocking piece (141), and the inner cavity of the blocking piece (141) is provided with the heat absorption strip (142) in a penetrating mode.

6. An outdoor abrasion resistant coaxial cable according to claim 1, wherein: the outer surface of the wear-resistant layer (161) is annularly coiled with wear-resistant protrusions (165), and the wear-resistant protrusions (165) and the wear-resistant layer (161) are integrally formed.